DRDO FRP Technician exam paper
CEPTAM FRP Exam Model Paper
DRDO FRP Sample Question Paper
| Sr. No. | Questions |
| 1 | Development of a cone is
(a) Triangle (b) Sector of a circle (c) Cone (d) Circle |
| 2 | Size of A4 drawing as per BIS is
(a) 841×1189 (b) 210×297 (c) 594×841 (d) 297×410 |
| 3 | The thread angle of a BSW thread is
(a) 55º (b) 45º (c) 47.5º (d) 60º |
| 4 | Unit of viscosity is
(a) Pascal (b) Poise (c) Newton (d) Dyne |
| 5 | Atmospheric pressure measured in terms of water column is
(a) 7.5 meters (b) 8.5 meters (c) 10.5 meters (d) 10.3 meters |
| 6 | The capacity of a tank of dimensions 8 m x 6 m x 2.5 m is
(a) 120 litres (b) 1200 litres (c) 120000 litres (d) 12000 litres |
| 7 | Which of the following is a boring tool used in carpentry?
(a) Gimlet (b) Trammel (c) Pincer (d) Sash Cramp |
| 8 | Outermost cover of the wood stem is called
(a) Cambium layer (b) Medulla (c) Pith (d) Bark |
| 9 | Marginal distance (m) of a riveted joint, if d= diameter of rivet, is
(a) 2 d (b) 1.5 d (c) d (d) 2d+6 mm |
| 10 | In engineering drawing small portion of an object required to be shown in section to reveal a minute feature is called —-
(a) Half section (b) Full section (c) Broken section (d) None of these |
| 11 | —- thread is generally used for coupler of railway carriage
(a) Knuckle thread (b) ACME thread (c) Buttress thread (d) BSW thread |
| 12 | Chemical reaction taking place during composite curing is
(a) Carbonization (b) Polymerization (c) Graphitization (d) Oxidation |
| 13 | Composite material with least density is
(a) Kevlar fibre composite (b) Glass fibre composite (c) Carbon fibre composite (d) Silica fibre composite |
| 14 | In a 8-hardness satin weave fabric
(a) Each pick passes over eight & under one end (b) Each end and pick passes over two crossing threads (c) Each pick passes over nine & under one end (d) Each pick passes over seven & under one end |
| 15 | Which weave type is preferred for fabrics for moulding complex shaped or multiple contoured composite products?
(a) Twill weave (b) Plain weave (c) Satin weave (d) None of these |
| 16 | The most common advanced composites are
(a) Polymer matrix composites (b) Metal matrix composites (c) Ceramic matrix composites (d) Carbon-Carbon composites |
| 17 | Weight per kilometer length of a fibre is called
(a) Denier (b) Tow (c) Bias (d) Tex |
| 18 | Material removal in a GFRP during machining is by
(a) Shear deformation (b) Layer removal (c) Resin melting (d) Abrasion |
| 19 | Shear strength of composites are ____ compared to metals
(a) very high (b) more or less same (c) very low (d) high |
| 20 | Which of the following is a surface preparation method for bonding composite parts?
(a) Chemical etching (b) Oxide coating (c) Anodizing (d) None of these |
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